This is a completely revised and updated edition of this readable introduction to the study of language acquisition. By understanding how languages are learned . Issues in Applied Linguistics. Title. How Languages are Learned, by Patsy Lightbown and Nina Spada. Oxford: Oxford University Press, How Languages are Learned, by Patsy Lightbown and Nina Spada. Oxford: Oxford University Press, pp. Author(s): Argyres, Zoe J.